Phyrexian Altar, Naru Meha, Master Wizard, and Dose of Dawnglow

Prerequisites

• Phyrexian Altar on the battlefield
• Naru Meha, Master Wizard in hand
• Dose of Dawnglow in hand
• available

Steps

1. Cast Dose of Dawnglow by paying its mana cost Holding priority, cast Naru Meha by paying its mana cost
2. When Naru Meha enters, it triggers, targeting Dose of Dawnglow
3. Holding priority, activate Phyrexian Altar by sacrificing Naru Meha
4. Resolve the Naru Meha trigger, copying Dose of Dawnglow Resolve the Dose of Dawnglow copy, returning Naru Meha from your graveyard to the battlefield
5. Repeat from step 3

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite magecraft triggers